HIGH CVSS 7.3
Published: 2025-08-22

CVE-2025-55630

reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware Security Advisory (CVE-2025-55630)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-55630 impacting reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware. Evaluated with CVSS Base Score of 7.3 (HIGH).

Original NVD Description

Source: NIST NVD
A discrepancy in the error message returned by the login function of Reolink Smart 2K+ Plug-in Wi-Fi Video Doorbell with Chime - firmware v3.0.0.4662_2503122283 when entering the wrong username and password allows attackers to enumerate existing accounts.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
None (PR:N)
Unauthenticated execution
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
Low (C:L)
Partial information leakage
Integrity
Low (I:L)
Partial data modification possible
Availability
Low (A:L)
Partial service performance degradation

🎯 Affected Versions Matrix

Affected Product reolink / smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware
Affected Versions 3.0.0.4662_2503122283
Weakness Enumeration CWE-284

Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe

High-Intent Research Tool

Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2025-55630 impacting reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware.

⚡ Nuclei Detection Template (YAML) cve-2025-55630.yaml
id: cve-2025-55630

info:
  name: reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: high
  description: |
    Automated signature & scanner for CVE-2025-55630 affecting reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware.
    Evaluation: A discrepancy in the error message returned by the login function of Reolink Smart 2K+ Plug-in Wi-Fi Video Doorbell with Chime - firmware v3.0.0.4662_...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-55630
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
    cvss-score: 7.3
    cve-id: CVE-2025-55630
    cwe-id: CWE-284
  tags: cve,cve-2025-55630,reolink,smart_2k\+_plug-in_wi-fi_,high

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-55630.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-55630
# Target: reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware | CVSS: 7.3 (HIGH)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-55630 (reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware)...")
    headers = {
        "User-Agent": "CyberVault-Audit-Scanner/2.0",
        "Accept": "*/*"
    }
    try:
        r = requests.get(f"{target_url.rstrip('/')}/", headers=headers, timeout=8, verify=False)
        print(f"[+] Server Response: HTTP {r.status_code} | Server Banner: {r.headers.get('Server', 'Unknown')}")
        if r.status_code < 500:
            print(f"[!] Target reachable. Verify version against reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware scope (3.0.0.4662_2503122283).")
        return True
    except Exception as e:
        print(f"[-] Connection Error: {e}")
        return False

if __name__ == '__main__':
    url = sys.argv[1] if len(sys.argv) > 1 else "http://localhost:8080"
    verify_vulnerability(url)
🛡️ Quick Patch & Remediation Script (Bash) patch_cve-2025-55630.sh
# Recommended Remediation & Patching Commands for CVE-2025-55630
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install smart_2k\+_plug-in_wi-fi_ 2>/dev/null || \
sudo dnf upgrade smart_2k\+_plug-in_wi-fi_ 2>/dev/null || \
sudo yum update smart_2k\+_plug-in_wi-fi_

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i smart_2k\+_plug-in_wi-fi_ 2>/dev/null || rpm -qa | grep -i smart_2k\+_plug-in_wi-fi_

# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."

🛡️ Remediation & Security Action

  • Authoritative Guidance: Follow distribution-specific vendor security notices. Advisory status and package patches vary by distribution release.
  • Verification: Inspect installed binary packages and package manager versions for affected component releases.
  • Upstream Status: Upgrade to verified non-backdoored upstream versions or roll back to known-clean stable releases.
⚠️ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

🔗 Verified Technical References

Authorities
  • No records filed in this category.
Distributions
  • No records filed in this category.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-55630 in reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware?

Review vendor-specific security notices and update reolink smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware packages to the latest patched release immediately. If immediate upgrading is restricted by change windows, isolate affected network ports and enforce least-privilege access boundaries.

Is there an active exploit or public PoC for CVE-2025-55630?

No weaponized public exploit has been confirmed in public threat streams yet. Continuous surveillance is active across GitHub and security feeds.

What is the CVSS 3.1 severity rating and impact for CVE-2025-55630?

CVE-2025-55630 is classified with a CVSS 3.1 Base Score of 7.3 (HIGH). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
7.3
HIGH SEVERITY
CVE ID CVE-2025-55630
Weakness CWE-284
Vendor reolink
Product smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware
Published 2025-08-22
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L